Motor-boat.



H. L. BOWERS.

MOTOR BOAT.

APPLICATION FILED MAY14, 1914` 1,123,230. Patented Jan. 5, 19.15`

2 SHBETS--SHEET 1.

WlTNESSESI ff Q/a/ ATTORNEYS H. L. BOWERS.

MOTOR BOAT.

APPLICATION FILED MAY 14. 1914.

1,123,230. Patented Jan.5,1915

2 SHEETS-SHEET z /7 f ATTORNEYS 20 [al-[ y L0 an lmprvd constrnetion and arlietvveen thenntliepddlesbein Mo'roiLBoA'r. 1,123,230. Specification of Letters Patent. Paten ted Janr"7 1915,- Application liled May14, 1914. Serial No. 838,472. To aZlw/wm it may concern or rail adapted t 'support tlieupaddlesl,"as HARRY L.' Bowens, a \vill he presentlydescribed. i j citizen of the United-States, re'sidingat Bay 7 und 8 nre a pair 'of sprocketwheels`A ity, inthe county of: B'ay'and State of mounted in each pontoon near the "ow of 60 5 Michigan, have invented certain new and the linut. Il and- '10 are ai nsefulIi'nprm-ements in ll/Iotordoats; and sprockets also mounted in the p 'ntoeneand 0 ereln deflaie the fo owl be i iaiinff t i i 1 iipheii projectin full, c edi, exact description of the iii l'clmi the keel of tl i '(112 ar a iention, sucn as ill ena'bl o hers-skilled in similari mounted pa f prodtets lo 65 -use the same. boat, This invention relates to motor lm zits and 13 and 14 are -the tvv the improvements pertain more particularly rer-ir sprockets iii the 'two' pontons. Moiintto motor boatscomprising a hull :ind side ed on euch set of sprocketsis :i eahlgsas 15,'Y 70 15 pontoons, on which ai'e1inonnted chain or if?, the two cables.' lv-in .lr cable flights having paddles adapted to trav- (lights l? secured to hem iat; i`nte`r-vals," tn erse the length of the pontoons to propel engage the pockets (not sh'rivnlfotf'the ,e CSSCL drive sprockets Ll and .l2.' .Paddles lgfre ify improvement relates more particusecured tothe Cables laii'd.- 16? and-extend 17.5

"spaced at es. Ear-:li provided with.. end

y rear's4v 10 t e art o \v uch it z xppertams tf) make and cat-ed in the punton near thesternofthe rangement ofi the paddles and 'theirfsnp suitable `flistiinees"aloiig tliefe'zili ports, whereby the paddles are adapted not paddle is prefer-ald v milj, to propel the vessel through water, plates lfla lapted to stiflennn'd Islipp fjrt'the hut `also topi-opel i't on land. I paddle and :ilse to r fe-'nt' tiirapidside 80 2 5 :I v invention' also comprises :in in'iprmed flow of the Satei nS--th' r: [r 1i l fll li'fVell -traflf sapport for 'the 'pad es adapted not timugh it ai the "o-f. iepziddle 15 el" diver traclrg 'rged position. diie-edges of the track are preferably Warped or bent,

" appear later in the speeifias shown in Fig. 3, one ofthe edges 22..'be-

In the-drawings' forming:T a. part nf this to provide resistztnee or banking plane to specification, Figu're l is'fa part'seetional reduce as much as possible thestend'encjf 0f .side elevation f'a motor boat with my imthe boat to slewer skid. A furtlier and.:m 95

40 arm-ement attached. Fig. 2 is a' top plan portant advantage 0f the f llff' fOfmCfi 3S. view breken away in part. Fig. 3 is -a shown in Fig. 3, with one edgeinclined transverse section .on line 3`3 of Fig. 2. upwardly and theother edge downwardly Fig. 4 is a perspective detail, broken away. is that the middle part of the Yidth of the in p21 rt, Showing the construction of the track forms a ll t thread o n which the 1'0ll`7100 46' paflfl'l-s and the rollers. l lai-ged detail of. the track that supports the Wardlv inel'ned edge of the `track.forms a rollers :if the paddles. wing or plane that tends'to ride tow-1rd the- As is clearly shown in the. drawings, the surfafe when the boat slrids, thus raisin A device consists of the hull I, which mav be that side of the boat wheherdinarily would 105* 5C of any suitable or usual form, carrying at its heel when rounding a curve at lilgli Speeddivided into a number of .watertight comtodraw that side of the boat down', thereby' partments 4 y means of partitions 5. exertinga furthertendency to right tlieboat 110 56 Fixed to the bottom of each-ponteon is a and prevent heeling.

t'raclr 6 comprising a suitable bearing plate To prevent the carrying up of Weeds, etc.,

by the paddles as they pass up and out ot Having thus described rny A invention, the water at the rear sprockets, l prefer to what l claim and desire to secure by Letters secure to each paddle a pair ot angnlarly Yatent is as follows:

shaped brackets, as 2G, adapted to throw l. In a motor boat, the combination oi Weeds or other obstructions oil from the the hull and longitudinally placed pontoons glddles and to prevent sach Snbtances ac secured to the si es oi t e ull, a track 'iinmlating around the rollers 2() an 2l, fixed to the bottom o each pontoon, sprook- 10 n hen the boat is motion, tl e bnov eprockets, bl des carried b ud cabltge, eine aney of hall of the boat being eahtien blades hai ing end pl tee secured thereto an to gmtnn the pontoo s l' oxtact ith carrying r ere a ap ed t gage sai the at the boat n xn motion t1 ack and brackets secured to aid blades in rough water, the waves` are overridden 9 ln a motor boat, t e combination of 15 by the pontoons, which on account of their the hull and longi bnoyancv tend to keep the bow elevated. toons Secure( to the sides of the l'mll, a 'lhe sprav rom the prow is" also intercepte( track fixed to the bottoni of each pontoon, by the pontoons an prevented from enter one edge of said track beinO' inclined up inf the boat. wardly and the opposite edge incline 20. l5 the means above deser1bed,l have prodo\\'n\vardly, sprockets revolubly nxonnte laced a propel inor device for motor boats, in said pontoons and carrying cables, means that is smxple in ctmstructxon, not liable to tor revolving said sprockets, blades ,carried der andhighlv ellicient in oper bv said cables, Said. blades haunt' end plates ation. The construction of the paddles is and carrying rollers adapted to engage Said 25 sueh as to enable them to support the load track.

of the boat 'when the boat is being;v run on ln testimony whereof, l atiix my signathe beach, am. the constmction ol the track tux-e in presence ot two witnesses.

not only is adapt-ed for properly taking up- HARRY L. BOWERS. ward thrust of. the paddles., bat also acts as \Vitnesses.

30 a guide or keel to assist in producingr steadi- FRANK L. NlARTIn'DALn,

ness and ease of the Steering contro claman 1M. Anous, 

